Hello. I am trying to run explorative Pyspark code within a Databricks ApacheSpark environs. I am pretty sure this syntax is correct, but the subject-referenced apache.spark error keeps throwing. Any insights, please?   databaseName = "database" desiredColumn = "variable" database = spark.sql(f"show tables in {databaseName} ").collect() display(database)   tablenames = [] for row in database:      cols = spark.table(row.tableName).columns       listColumns= spark.table(row.tableName).columns       if desiredColumn in listColumns:            tablenames.append(row.tableName) ... View more